	US 12,265,753 B2
	Volume adjustment method and device, and system
Hanbing Zhang, Xi'an (CN); Jie Li, Shenzhen (CN); and Xiang Chen, Shenzhen (CN)
Assigned to Huawei Technologies Co., Ltd., Shenzhen (CN)
Appl. No. 17/789,072
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
PCT Filed Oct. 22, 2020, PCT No. PCT/CN2020/122766 § 371(c)(1), (2) Date Jun. 24, 2022, PCT Pub. No. WO2021/129090, PCT Pub. Date Jul. 1, 2021.
Claims priority of application No. 201911381066.9 (CN), filed on Dec. 27, 2019.
Prior Publication US 2023/0054865 A1, Feb. 23, 2023
Int. Cl. G06F 3/16 (2006.01); H04M 1/72442 (2021.01)

CPC G06F 3/165 (2013.01) [H04M 1/72442 (2021.01)]

18 Claims

1. A volume adjustment method, comprising:

sending, by a first terminal device, a first playback request to a server, wherein the first playback request requests to play first audio on the first terminal device, and wherein the first playback request carries a model of the first terminal device and an identifier of the first audio;

determining, by the server, a first volume value of the first audio based on the identifier of the first audio and the model of the first terminal device;

determining, by the server based on the first volume value and a volume threshold of the first terminal device, a first volume gain for playing the first audio on the first terminal device;

sending, by the server, first volume control information to the first terminal device, wherein the first volume control information indicates the first volume gain;

determining, by the first terminal device based on the first volume gain and a second volume value currently set by the first terminal device, a first target volume value for playing the first audio on the first terminal device;

adjusting, by the first terminal device, a volume of playing the first audio to the first target volume value;

sending, by a second terminal device, a second playback request to the server, wherein the second playback request requests to play second audio on the second terminal device, and the second playback request carries a model of the second terminal device and an identifier of the second audio; and

determining, by the server, based on the server determining that the model of the second terminal device is different from the model of the first terminal device, a third volume value of the second audio based on the identifier of the second audio and the model of the first terminal device.